Service difficulty report · Switch · Boeing 737890

Difficulty date
November 12, 2013
Submitted
November 15, 2013
Operation
Air carrier
Aircraft
N594AS
Make and model
Boeing 737890
Aircraft serial
35191
Aircraft time
21,808 hours, 6,692 cycles
Part
Switch
Part number
721101A1
Condition
Failed
Location
Autopilot
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

COPILOTS YOKE AUTOPILOT DISCONNECT SWITCH DISCONNECTS AUTOPILOT BUT DOES NOT CANCEL AUTOPILOT WARNINGS. ACFT GROUNDED. R & R FOS AUTOPILOT DISCONNECT SWITCH IAW MM 22-11-41, OPS CHECKED NORMAL.